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Physical Binary |
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Physical Binary
a binary star whose components are bound by mutual gravitational attraction and orbit a common center of mass. In addition to most visual binaries, physical binaries include spectroscopic binaries, eclipsing binaries, and stars that have dark companions. Want to thank TFD for its existence? Tell a friend about us, add a link to this page, add the site to iGoogle, or visit the webmaster's page for free fun content. |
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